| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1144.16 | USD | 20251202 |
| Shandong Laya Chem | China national standards | MT | 974.66 | USD | 20251202 |
| Shandong Xingpeng Chem | China national standards | MT | 1059.41 | USD | 20251202 |
| Sinopec | China national standards | MT | 1155.47 | USD | 20251202 |
| Dongying Huatai Chem | China national standards | MT | 1059.41 | USD | 20251202 |
| Dongying Huatai Chem | China national standards | MT | 1101.79 | USD | 20251202 |
| Nanjing Baitu Chem | China national standards | MT | 1483.18 | USD | 20251202 |
| Shandong Xingpeng Chem | China national standards | MT | 1115.91 | USD | 20251202 |
| Shandong Jinshenrun Chem | China national standards | MT | 1101.79 | USD | 20251202 |
| Shandong Lifuda | China national standards | MT | 1115.91 | USD | 20251202 |